CVE-2017-18918
published 2020-06-19CVE-2017-18918: An issue was discovered in Mattermost Server before 3.7.3 and 3.6.5. A System Administrator can place a SAML certificate at an arbitrary pathname.
PriorityP425medium4.9CVSS 3.1
AVNACLPRHUINSUCNIHAN
EPSS
0.46%
36.6th percentile
An issue was discovered in Mattermost Server before 3.7.3 and 3.6.5. A System Administrator can place a SAML certificate at an arbitrary pathname.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| github.com | mattermost_mattermost-server | >= 0 < 3.6.5 | 3.6.5 |
| github.com | mattermost_mattermost-server | >= 0 < 3.6.5+incompatible | 3.6.5+incompatible |
| github.com | mattermost_mattermost-server | >= 3.7.0 < 3.7.3 | 3.7.3 |
| github.com | mattermost_mattermost-server | >= 3.7.0+incompatible < 3.7.3+incompatible | 3.7.3+incompatible |
| mattermost | mattermost_server | >= 3.6.0 < 3.6.5 | 3.6.5 |
| mattermost | mattermost_server | >= 3.7.0 < 3.7.3 | 3.7.3 |
CVSS provenance
nvdv3.14.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:P/A:N
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
OSV
Mattermost Server does not restrict SAML certificate path for System Administrators in github.com/mattermost/mattermost-server
osv·2026-02-17
CVE-2017-18918 Mattermost Server does not restrict SAML certificate path for System Administrators in github.com/mattermost/mattermost-server
Mattermost Server does not restrict SAML certificate path for System Administrators in github.com/mattermost/mattermost-server
Mattermost Server does not restrict SAML certificate path for System Administrators in github.com/mattermost/mattermost-server
GHSA
Mattermost Server does not restrict SAML certificate path for System Administrators
ghsa·2022-05-24
CVE-2017-18918 [MEDIUM] CWE-22 Mattermost Server does not restrict SAML certificate path for System Administrators
Mattermost Server does not restrict SAML certificate path for System Administrators
An issue was discovered in Mattermost Server before 3.7.3 and 3.6.5. A System Administrator can place a SAML certificate at an arbitrary pathname.
OSV
Mattermost Server does not restrict SAML certificate path for System Administrators
osv·2022-05-24
CVE-2017-18918 [MEDIUM] Mattermost Server does not restrict SAML certificate path for System Administrators
Mattermost Server does not restrict SAML certificate path for System Administrators
An issue was discovered in Mattermost Server before 3.7.3 and 3.6.5. A System Administrator can place a SAML certificate at an arbitrary pathname.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2020-06-19
Published